Filtering errors occur when a database is being transferred between a desktop computer and Windows CE–based device. The error value is contained and returned in the variable HRESULT. An HRESULT of zero indicates that the database filtering was successful. Any other value other then zero indicates that the filtering operation was not successful.
The following table shows common HRESULT values.
| HRESULT Name | Description | Value |
| S_OK | Operation successful | 0x00000000 |
| E_UNEXPECTED | Unexpected failure | 0x8000FFFF |
| E_NOTIMPL | Not implemented | 0x80004001 |
| E_OUTOFMEMORY | Failed to allocate necessary memory | 0x8007000E |
| E_INVALIDARG | One or more arguments are invalid | 0x80070057 |
| E_NOINTERFACE | No such interface supported | 0x80004002 |
| E_POINTER | Invalid pointer | 0x80004003 |
| E_HANDLE | Invalid handle | 0x80070006 |
| E_ABORT | Operation aborted | 0x80004004 |
| E_FAIL | Unspecified failure | 0x80004005 |
| E_ACCESSDENIED | General access denied error | 0x80070005 |
Note Additional definitions of HRESULT values can be found in the Winerror.h file provided in the platform SDK.